Xiaomi Wireless Mouse Lite 2 black. Key Technical Specifications. Connectivity: 2.4GHz wireless transmission using a nano USB receiver.. Sensor Resolution: 1000 DPI precision optical sensor.. Weight: 45 grams (excluding the battery).. Dimensions: 108.5 × 57.5 × 35.6 mm.. Power Source: 1 x AA battery (stored via a slide-down bottom compartment alongside the USB dongle).. Material Composition: Durable PC, ABS plastic, and metal accents.. System Compatibility: Works natively with Windows 7 or newer, and macOS 10.13 or newer.